Consult with your doctor if you experience recurrent, sudden, severe dizziness or prolonged episodes of dizziness, faintness, lightheadedness or vertigo. 1  Definition. 2  Causes.
Dosage of castor oil for constipation relief. Castor oil is taken internally. According to Dr.Mercola and World Health Organization the castor oil intake should not prevail 0.7 mg/kg body weight per day. It is one tablespoon for adults and one teaspoon for children.
Expect not to have a bowel movement for a few days after the castor oil works. Castor oil is known to clean out the entire intestinal tract rather than just the colon. Because of this, it is common to not have another bowel movement for 2 or 3 days after your constipation is successfully cleared.